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999999996 = 22383333333
BaseRepresentation
bin111011100110101…
…100100111111100
32120200200021002220
4323212230213330
54021444444441
6243121245340
733531600612
oct7346544774
92520607086
10999999996
11473523886
1223aa93850
1312c23a198
1496b4b6b2
155cbd1466
hex3b9ac9fc

999999996 has 12 divisors (see below), whose sum is σ = 2333333352. Its totient is φ = 333333328.

The previous prime is 999999937. The next prime is 1000000007. The reversal of 999999996 is 699999999.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41666655 + ... + 41666678.

It is an arithmetic number, because the mean of its divisors is an integer number (194444446).

Almost surely, 2999999996 is an apocalyptic number.

It is an amenable number.

999999996 is an abundant number, since it is smaller than the sum of its proper divisors (1333333356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

999999996 is a wasteful number, since it uses less digits than its factorization.

999999996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83333340 (or 83333338 counting only the distinct ones).

The product of its digits is 258280326, while the sum is 78.

The square root of 999999996 is about 31622.7765384382. The cubic root of 999999996 is about 999.9999986667. Note that the first 5 decimals are identical.

The spelling of 999999996 in words is "nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 12 83333333 166666666 249999999 333333332 499999998 999999996